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PRO-178 BOYESEN REEDS, Boyesen Pro Series Reeds - PRO YZ 250 2000-2004

$143.98
1

Boyesen Pro Series Reeds are a replacement reed petal set designed for the intake reed valve system. This dual-stage reed design offers controlled intake response with low-tension top reeds for immediate throttle response, an intermediate reed stage for mid-range response and engine pull, and a high-tension base reed for stability during high-RPM operation. The set includes two power reeds and six small pan head bolts. The construction features a carbon fiber top reed with a fiberglass/epoxy bottom reed. Compatible Boyesen assemblies include RAD34H and RAD34I. Cross-reference OEM part numbers are PRO-178 and PSR-178.

Specifications
SKU
05-P178
Brand
Boyesen
Availability
In Stock (2)
Variant Id
322914
Shipping OptionsShown at checkout
14-Day ReturnsHassle-free
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Product details

FULL DESCRIPTION

Boyesen Pro Series Reed Set

The Boyesen Pro Series Reed Set is a replacement reed petal set designed for use in the intake reed valve system. It is engineered to precisely control fuel-air flow into the engine, significantly enhancing throttle response across the entire RPM range, from low to high.

Key Features:

  • Direct replacement reed set specifically designed for Boyesen Rad Valve applications.
  • Features a sophisticated dual-stage reed design for optimized and controlled intake response.
  • Low-tension top reeds are incorporated to ensure immediate and crisp throttle response.
  • An intermediate reed stage is included to provide strong mid-range response and consistent engine pull.
  • High-tension base reeds contribute to engine stability, especially during demanding high-RPM operation.
  • Supplied as a complete set, including two power reeds and six small pan head bolts for straightforward installation.

Specifications:

  • Product Type: Replacement reed valve petal set.
  • Construction: Features a high-performance carbon fibre top reed paired with a durable fibreglass/epoxy bottom reed.
  • Reed Design: Utilizes a dual-stage / multi-stage construction for superior airflow management.
  • Compatible Boyesen Assemblies: Designed to work with Boyesen assemblies RAD34H and RAD34I.